Seating portion of a chair



FIG. 1 is a perspective view taken from the top, front and left side of a seating portion of a chair showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof, the right side being the mirror image of the left side shown;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a rear elevational view thereof.

The fragmentary broken line representations of a seat cushion in FIG. 1 and of a chair base in FIGS. 1-5 are for purposes of illustration only, and form no part of the claimed design. 

The ornamental design for a seating portion of a chair, as shown and described. 